1. a large North American rodent with a thick body and short legs that hibernates in winter
Usage: also called woodchuck

Examples

• The groundhog emerged from its burrow after winter hibernation.
• According to tradition, if the groundhog sees its shadow on February 2nd, there will be six more weeks of winter.
• Groundhogs are excellent diggers and create extensive underground tunnel systems.
• The farmer was frustrated because groundhogs kept eating his vegetable garden.
• Punxsutawney Phil is the most famous groundhog in America.
• Groundhogs can weigh up to 14 pounds and are related to squirrels.